The village and a local church were first mentioned in 1278 as ecclesia de Ossech.[2] It was again mentioned in 1326 in the register of Peter's Pence payment among Catholic parishes of Oświęcimdeaconry of the Diocese of Kraków as Ossek.[3]
^Prokop, Krzysztof Rafał (2002). Księstwa oświęcimskie i zatorskie wobec Korony Polskiej w latach 1438-1513. Dzieje polityczne (in Polish). Kraków: PAU. p. 151. ISBN83-88857-31-2.